Germanic philology is the philological study of the Germanic languages, particularly from a comparative or historical perspective. The beginnings of research into the Germanic languages began in the 16th century, with the discovery of literary texts in …

The Germanic umlaut (sometimes called i-umlaut or i-mutation) is a type of linguistic umlaut in which a back vowel changes to the associated front vowel or a front vowel becomes closer to /i/ when the following syllable contains /i/, /iː/, or /j/.. It took place separately in various Germanic languages starting around AD 450 or 500 and affected all of the early languages except Gothic.